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Finding the Fourth Proportional to 16,538.60, 24,807.90 and 16,250.60

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Solution

The fourth proportional to 16,538.60, 24,807.90 and 16,250.60 is: 24,375.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,538.60 : 24,807.90 = 16,250.60 : x
  2. Step 2: Convert to fraction form
    16,538.60/24,807.90 = 16,250.60/x
  3. Step 3: Cross multiply
    16,538.60x = 24,807.90 × 16,250.60
  4. Step 4: Simplify right side
    16,538.60x = 403,143,259.74
  5. Step 5: Solve for x
    x = 403,143,259.74/16,538.60
  6. Step 6: Final answer
    x = 24,375.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.